WO2017063627A9 - Apparatus for storing and/or providing electrical energy, connecting means for use in an apparatus for storing and/or providing electrical energy, and method for production - Google Patents
Apparatus for storing and/or providing electrical energy, connecting means for use in an apparatus for storing and/or providing electrical energy, and method for production Download PDFInfo
- Publication number
- WO2017063627A9 WO2017063627A9 PCT/DE2016/000370 DE2016000370W WO2017063627A9 WO 2017063627 A9 WO2017063627 A9 WO 2017063627A9 DE 2016000370 W DE2016000370 W DE 2016000370W WO 2017063627 A9 WO2017063627 A9 WO 2017063627A9
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- copper
- connecting means
- tin
- zinc
- connection
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
- H01M50/522—Inorganic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
- H01M50/526—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material having a layered structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the invention relates to a device for storing and / or providing electrical energy according to the preamble of claim 1, a connection means for use in a device for storing and / or providing electrical energy according to the preamble of claim 8, use of a device for storing and / or Provision of electrical energy according to the preamble of claim 9 and a method for producing a device for storing and / or providing electrical energy according to the preamble of claim 0.
- sheet-like connection means are mounted for electrical conduction, which are prepared, for example standardized by means of steel sheet stamping.
- the object of the present invention is therefore to provide a device for storing and / or providing electrical energy with electrically conductive battery elements which is easy and safe to handle and at the same time allows easy individual adaptation to the requirements.
- a device for storing and / or providing electrical energy with electrically connected accumulator cells in particular lithium-ion accumulators, in particular for electric bicycles, and / or power tools and / or garden tools, comprising at least one electrically conductive connection means for conductive connection between electrical contact surfaces, in particular an accumulator cell and a battery management system and / or a connection from a first Akkumulatorzellpol to a second Akkumulatorzellpol
- the connecting means comprises a flat body having at least one longitudinal axis, at least one contact area is provided at body ends of the connecting means each having at least one longitudinal opening and having a substantially perpendicular to the longitudinal axis formed Anformung having a positive protruding portion which is suitable for connection to the electricalmaschinefl
- the coupling means comprises a core material comprising copper and / or a copper alloy and a surface coating comprising tin and / or zinc and / or copper and / or combinations comprising tin and
- the present invention provides a highly reliable and conductive connection of electrical contact surfaces in a device for storing and / or providing electrical energy.
- suitable positively shaped projections in particular with a wider contact surface, good contact after attachment by welding, in particular by resistance welding and / or diffusion welding, ensured.
- the conductance conductance is improved and lower temperatures are achieved during current flow.
- the connecting means can be easily adapted to different lengths and geometries and provide by the appropriate choice of material with tin and / or zinc and / or copper and / or comprising tin and / or zinc and / or copper as an alloy, in particular tin and / or Zinc and / or copper, nevertheless ensure a very good consistent electrical conduction, the coating already simple from the factory or individually subsequently applied to the copper core. This makes it safe . and reliably assemble various types of accumulator packs that have consistently good electrical conduction.
- the longitudinal opening is advantageously used, which is also equipped with regard to any possible mechanical stresses and their degradation with other openings.
- the welding electrodes are preferably to be arranged on both sides of the longitudinal opening.
- the longitudinal openings can be constructed individually adapted, in particular closed at both end regions of a connecting means or open at an end region, it can be substantially simple longitudinal openings or even with an integrally formed rounded end opening.
- At least two projections are provided on each side of a longitudinal opening, wherein the projections in particular have a substantially equal distance from the longitudinal opening. It is advantageous if at least one Anformung has an arcuate geometry, wherein an arc opening is aligned to a longitudinal opening, wherein the arcuate geometry of the Anformung in particular has an arc length which corresponds to at least a 1, 1 times a sheet width of the arcuate geometry.
- a longitudinal opening is provided in a central region, essentially parallel to the longitudinal axis.
- a transverse opening is provided on at least one end region of the longitudinal opening, in particular in one of the longitudinal opening or of it bent shape, wherein in particular at least one longitudinal opening extends from a body end and has at the convenientlyendende an end opening.
- the connecting means can be attached to the electrically conductive contact surface by resistance welding, in particular a welding electrode being provided on both sides of a longitudinal opening on projections, whereby a welding contact can be produced in a contact region.
- At least one Akkumulatorzellpol has nickel-plated steel.
- an electrically conductive connecting means for a device for storing and / or providing electrical energy according to one of claims 1 to 7, for the conductive connection between electrical contact surfaces, in particular an accumulator cell and a battery management system and / or a combination of a first Akkumulatorzellpol to a second Akkumulatorzellpol, wherein the connecting means comprises a planar body having at least one longitudinal axis, at body ends of the connecting means in each case at least one contact region is provided, each having at least one longitudinal opening and with a trained substantially perpendicular to the longitudinal axis Anformung a positive protruding portion to be placed for connection to the electrical contact surface with the positive protruding portion, wherein the connecting means is a core material comprising copper and / or a Kupferlegi having a surface coating comprising tin and / or zinc and / or copper and / or combinations comprising tin and / or zinc and / or copper as an alloy, in particular of tin and /
- the object is likewise achieved by using a device according to one of claims 1 to 8, for accumulator cells, in particular arranged in paks, for electric bicycles and / or power tool devices and / or gardening tools.
- the object is also achieved by a method for producing a device for storing and / or providing electrical energy that is multiply rechargeable, comprising accumulator cells, in particular lithium-ion accumulators, in particular for electric bicycles, which are in particular equipped with a battery management system, according to claim 1 to 8, wherein by at least one electrically conductive connecting means, a conductive connection between electrical contact surfaces is produced, in particular by means of resistance welding, in particular between a battery cell and a battery management system and / or a connection from a first Akkumulatorzellpol to a second Akkumulatorzellpol, wherein the connecting means a flat Having body with at least one longitudinal axis, at least one contact area is provided at body ends of the connecting means, each having at least one longitudinal opening and a in We Sense perpendic
- Show it: 1 a shows a detail of a device for storing and / or providing electrical energy
- 1 b is a detail of a device for storing and / or providing electrical energy
- 1 c a section of a device for storing and / or providing electrical energy
- FIG. 2a shows a detail of a device for storing and / or providing electrical energy
- 2b shows a section of a device for storing and / or providing electrical energy
- 3a shows a section of a device for storing and / or providing electrical energy
- 3b shows a section of a device for storing and / or providing electrical energy
- 3c a section of a device for storing and / or providing electrical energy
- 4a shows a section of a device for storing and / or providing electrical energy
- 4b is a detail of a device for storing and / or providing electrical energy
- Fig. 5 shows a detail of a device for storing and / or providing electrical energy
- Fig. 6 shows a device for storing and / or providing electrical
- FIG. 1 a shows a section of a device 1 according to the invention for storing and / or providing electrical energy with electrically connected accumulator cells, wherein the accumulator cells are not shown, in particular lithium-ion accumulators, in particular for electric bicycles, and / or power tools and gardening equipment, comprising at least one electrically conductive connection 3 for the conductive connection between electrical contact surfaces 4, in particular an accumulator cell 2 and a battery management system and / or a connection from a first Akkumulatorzellpol 22 to a second Akkumulatorzellpol 22, wherein the connecting means 3 has a flat body 5 with at least one longitudinal axis 6, at body ends 7 of the connecting means 3 is provided in each case at least one contact region 8, each having at least one longitudinal opening 9 and a substantially perpendicular to the longitudinal axis 6 formed Anformung 10 having a positive protruding portion 1 1, as shown in Fig.
- connection means 3 can be attached to the electrically conductive contact surface 4 by resistance welding, in particular a welding electrode being provided on both sides of a longitudinal opening on projections, whereby a welding contact can be produced in a contact region. J larger a contact area of the welding electrode, the larger the transmitted currents. With a crescent-shaped geometry, a further improved contact surface is achieved, several formations next to one another result in a more uniform current distribution and good process reliability.
- a transverse opening 9 is provided on at least one end region 18 of the longitudinal opening 9, in particular in a shape bent away from or away from the longitudinal opening, with at least one longitudinal opening 9 extending from a body end 7 and an end opening 20 at the body end 7 having.
- a cross-section of a bonding agent 3 is shown comprising a core material 23 comprising, by way of example, copper and / or a copper alloy and a surface coating 24 exemplarily comprising tin and / or zinc and / or copper and / or combinations comprising tin and / or zinc and / or copper as an alloy.
- FIGS. 3a-3c show a connecting means 3 which has at least two projections 10 on each side 12 of a longitudinal opening 9, wherein the projections 10 in particular have a substantially equal distance 13 from the longitudinal opening 9.
- a further longitudinal opening may be provided in a central region 17, essentially parallel to the longitudinal axis 6, by way of example in FIGS. 3a-3c.
- at least the Anformung 10 in Fig. 3a has an arcuate geometry, wherein an arc opening 14 is aligned to a longitudinal opening 9, wherein the arcuate geometry of the Anformung 10 in particular an arc length 15 which at least a 1, 1 times a sheet width 16th corresponds to the arcuate geometry, and this example also the projections in Fig.
- 6 shows a device 1 for storing and / or providing electrical energy with battery cells 2, which are electrically conductively connected via exemplary connection means 3.
- the connecting means 3 have projections 10 and a body 5, wherein via contact surfaces 4 of the battery cells 2, an electrical contact is made.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112016004701.0T DE112016004701A5 (en) | 2015-10-16 | 2016-10-17 | Device for storing and / or providing electrical energy, connecting means for use in a device for storing and / or providing electrical energy and method for the production |
EP16810229.1A EP3363062A1 (en) | 2015-10-16 | 2016-10-17 | Apparatus for storing and/or providing electrical energy, connecting means for use in an apparatus for storing and/or providing electrical energy, and method for production |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015013368.3A DE102015013368A1 (en) | 2015-10-16 | 2015-10-16 | Device for storing and / or providing electrical energy, connecting means for use in a device for storing and / or providing electrical energy and method for the production |
DE102015013368.3 | 2015-10-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2017063627A1 WO2017063627A1 (en) | 2017-04-20 |
WO2017063627A9 true WO2017063627A9 (en) | 2017-06-29 |
Family
ID=57544153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2016/000370 WO2017063627A1 (en) | 2015-10-16 | 2016-10-17 | Apparatus for storing and/or providing electrical energy, connecting means for use in an apparatus for storing and/or providing electrical energy, and method for production |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3363062A1 (en) |
DE (2) | DE102015013368A1 (en) |
WO (1) | WO2017063627A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017010551A1 (en) * | 2017-11-15 | 2019-05-16 | BMZ GmbH | Device for storing and / or providing electrical energy, connecting means for use in a device for storing and / or providing electrical energy and method for the production |
CN111244377A (en) * | 2020-01-17 | 2020-06-05 | 新盛力科技股份有限公司 | Battery conductive frame |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3636603B2 (en) * | 1998-09-29 | 2005-04-06 | 三桜工業株式会社 | Connection plate and connection method of connection plate |
JP3826895B2 (en) * | 2003-04-04 | 2006-09-27 | ソニー株式会社 | battery pack |
JP2009117345A (en) * | 2007-10-17 | 2009-05-28 | Hitachi Maxell Ltd | Battery pack |
DE202012102175U1 (en) * | 2012-06-13 | 2012-07-04 | Bmz Batterien-Montage-Zentrum Gmbh | Electrically conductive connecting element |
-
2015
- 2015-10-16 DE DE102015013368.3A patent/DE102015013368A1/en not_active Withdrawn
-
2016
- 2016-10-17 WO PCT/DE2016/000370 patent/WO2017063627A1/en active Application Filing
- 2016-10-17 EP EP16810229.1A patent/EP3363062A1/en active Pending
- 2016-10-17 DE DE112016004701.0T patent/DE112016004701A5/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP3363062A1 (en) | 2018-08-22 |
WO2017063627A1 (en) | 2017-04-20 |
DE102015013368A1 (en) | 2017-04-20 |
DE112016004701A5 (en) | 2018-08-23 |
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